Bio-cork model that is gentle to the natural feel of the cork. Made of aluminum alloy that can be recycled even to the clamp. Comes in 3 models as the GP1. End plug included. Length: 5.0 inches (128 mm). Weight: 5.6 oz (169 g) / Pair (S), 7.1 oz (200 g) / Pair (L) Product color and size information may differ from the actual product depending on your display type. Product specifications, logo design, etc. may be subject to change for product improvement. We also cannot answer measurements or personal fit that the manufacturer does not announce. Please be aware of